3f5aebcd4b96e70ce93a7e2de86559564850a9c425f7727ed480236e94b5893f

General

Target

3f5aebcd4b96e70ce93a7e2de86559564850a9c425f7727ed480236e94b5893f.pdf
Size

67KB
MD5

8cbd420947d71c373a2a489488502dcd
SHA1

84e54692ac1a516ca956ffee6c99d8c0bc9544f1
SHA256

3f5aebcd4b96e70ce93a7e2de86559564850a9c425f7727ed480236e94b5893f
SHA512

f7fea5a53676f4864e6f2e5e1d9087719363373a12b58dac60e9d2595213e324d5b65b8290d84122454c83499195fc8b673eccea03a7f3d40f482a269d156b6c

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

AcroRd32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2361464256-2201551969-2316606395-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

AcroRd32.exe

pid process

776 AcroRd32.exe
776 AcroRd32.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

776 AcroRd32.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

AcroRd32.exe

pid process

776 AcroRd32.exe
776 AcroRd32.exe
776 AcroRd32.exe
776 AcroRd32.exe
776 AcroRd32.exe

pid	process
776	AcroRd32.exe
776	AcroRd32.exe

pid	process
776	AcroRd32.exe

pid	process
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 776 wrote to memory of 3740	776	AcroRd32.exe	RdrCEF.exe
PID 776 wrote to memory of 3740	776	AcroRd32.exe	RdrCEF.exe
PID 776 wrote to memory of 3740	776	AcroRd32.exe	RdrCEF.exe
PID 776 wrote to memory of 1372	776	AcroRd32.exe	RdrCEF.exe
PID 776 wrote to memory of 1372	776	AcroRd32.exe	RdrCEF.exe
PID 776 wrote to memory of 1372	776	AcroRd32.exe	RdrCEF.exe
PID 776 wrote to memory of 1756	776	AcroRd32.exe	RdrCEF.exe
PID 776 wrote to memory of 1756	776	AcroRd32.exe	RdrCEF.exe
PID 776 wrote to memory of 1756	776	AcroRd32.exe	RdrCEF.exe
PID 776 wrote to memory of 2916	776	AcroRd32.exe	RdrCEF.exe
PID 776 wrote to memory of 2916	776	AcroRd32.exe	RdrCEF.exe
PID 776 wrote to memory of 2916	776	AcroRd32.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 3260	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 1852	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 1852	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 1852	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 1852	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 1852	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 1852	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 1852	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 1852	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 1852	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 1852	1756	RdrCEF.exe	RdrCEF.exe
PID 1756 wrote to memory of 1852	1756	RdrCEF.exe	RdrCEF.exe

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\3f5aebcd4b96e70ce93a7e2de86559564850a9c425f7727ed480236e94b5893f.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:776

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
2⤵
PID:3740

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
2⤵
PID:1372

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
2⤵
- Suspicious use of WriteProcessMemory
PID:1756

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=3A1F16D12DE297C2D7A813CA99BDDDAF --mojo-platform-channel-handle=1636 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3260

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=1A69A7981D77942A1B052A2A3FCB51FD --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=1 --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=1A69A7981D77942A1B052A2A3FCB51FD --renderer-client-id=2 --mojo-platform-channel-handle=1652 --allow-no-sandbox-job /prefetch:1
3⤵
PID:1852

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=B99482780F6C4F24321DA4FE692314EE --mojo-platform-channel-handle=2216 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3796

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=B4656D3D0CAD8BD6EDC1F6B7C47B89D5 --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3196

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=2074F6996020D0A06E9B3ED970CAE123 --mojo-platform-channel-handle=2024 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1800

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
2⤵
PID:2916

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1800-132-0x0000000077CA2000-0x0000000077CA3000-memory.dmp

Filesize
4KB

Download
memory/1852-121-0x0000000077CA2000-0x0000000077CA3000-memory.dmp

Filesize
4KB

Download
memory/3196-129-0x0000000077CA2000-0x0000000077CA3000-memory.dmp

Filesize
4KB

Download
memory/3260-118-0x0000000077CA2000-0x0000000077CA3000-memory.dmp

Filesize
4KB

Download
memory/3796-126-0x0000000077CA2000-0x0000000077CA3000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads